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Air pollution is a problem in many cities around the world. While planting trees in urban areas is a well-known way of fighting CO₂ emissions, this is not always a possibility in all cities. Understanding this, four friends worked to find a new strategy to tackle environmental problems in cities. Eventually they created the “CityTree”, a mobile installation that uses moss cultures to filter fine dust, nitrogen oxides, and a large amount of CO₂ emissions out of the air. They pollutants are then contained in the moss leaves.

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Student engineers at the University of Michigan are in the process of creating a braille tablet with the ability to display both text and graphics. Unlike previous refreshable braille displays, which are limited to displaying text sentence by sentence, this new braille tablet will be able to display webpage text in full page increments. The developers have achieved this through the use of air pressure, which pushes specific bubbles up through holes beneath the screen so that they can be felt by users through the touch screen membrane on the surface of the tablet.

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Google Glass headset

Researchers at Stanford University are leveraging the now discontinued Google Glass technology to improve the lives of people with autism.

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MIT hosted the first ever Hackathon to engineer a better breast pump. The goal of the Hackathon was to create a breast pump that was effective, user-friendly, less painful, and more empowering to use for moms. One hundred and fifty engineers, parents, designers and healthcare professionals gathered at the MIT Media Lab for the event.

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